ORA-09925: Unable to create audit trail file tips

Question: I get the ORA-09925 error when trying to log on to
SQL*Plus:

ERROR:ORA-09925: Unable to create audit trail fileLinux-x86_64 Error: 2: No such file or directoryAdditional
information: 9925ORA-01075: you are currently logged on

I also have some files missing.

Answer: The
oerr utility gives this information of the ORA-09925 error:

ORA-09925: Unable to create audit trail file

Cause:
ORACLE was not able to create the file being used to hold
audit trail records.

Action: Check the UNIX
error number for a possible operating system error. If there is no
error, contact ORACLE customer support.

This error message occurs when it can not find audit directory.
This ORA-09925 is often correct permission to access the
audit_file_dest directory. The ORA-09925 can also be
caused by an out-of-space issue.

There is a note 69642.1 on MOSC that lists 4 possible causes for this ORA-009925 error.
All of the error relwte to file ans directory permissions not
allowing writes to the files (i.e. chmod 760):

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